642  
CDUS45 KBYZ 300940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT MON OCT 30 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 29 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 34 345 PM 80 1968 53 -19 62  
MINIMUM 18 706 AM 0 2019 32 -14 34  
AVERAGE 26 42 -16 48  
 
PRECIPITATION (IN)  
YESTERDAY T 0.30 2003 0.03 -0.03 0.00  
MONTH TO DATE 2.02 1.31 0.71 0.68  
SINCE OCT 1 2.02 1.31 0.71 0.68  
SINCE JAN 1 17.09 13.08 4.01 13.91  
 
SNOWFALL (IN)  
YESTERDAY T 5.4 1984 0.2 -0.2 0.0  
MONTH TO DATE 6.7 4.2 2.5 0.2  
SINCE SEP 1 6.7 4.5 2.2 0.2  
SINCE JUL 1 6.7 4.5 2.2 0.2  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 23 16 17  
MONTH TO DATE 498 487 11 364  
SINCE SEP 1 574 655 -81 430  
SINCE JUL 1 590 691 -101 436  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 3 1 2 0  
SINCE SEP 1 83 63 20 137  
SINCE JAN 1 715 658 57 910    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
SNOW  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 600 AM  
LOWEST 56 300 PM  
AVERAGE 69  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 77 1950  
MINIMUM TEMPERATURE (F) 32 -7 1991  
 
SUNRISE AND SUNSET  
OCTOBER 30 2023.......SUNRISE 751 AM MDT SUNSET 604 PM MDT  
OCTOBER 31 2023.......SUNRISE 753 AM MDT SUNSET 602 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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